The predominant occurrence of the species Sarasinula marginata (Semper, 1885) in 31 lots, all proceeding from the stomach contents of the snakes Dipsas Laurenri, 1768 was determined. A species still not determined of Novovaginula Thiele, 1931 was represented in 10 lots and in a living collected lot (with only one specimen, not mature). One-third species, Potamojanuarius fuscus (Heynemann, 1885) is represented only in a lot of slugs collected alive (seven specimens) and was confirmed in a lot of four specimens, this of the Museum of Zoology, University of São Paulo (USP), São Paulo. All the other lots were sent by F.Q. Alves, Department of Zoology, State University of São Paulo (UNESP), Botucatu, São Paulo.
Mollusca; Gastropoda; Veronicellidae; Dipsas; snakes; stomach contents; Itabuna